ram, rom and virtual memory

ram, rom and virtual memory

1. ram is a storage device.it is volatile.ram deletes all data once it has lost its power source.it can be changed.

   • however when your ram has filled up with data is will open a page file which ,in turn, will activate the virtual memory which ,just like ram , is volatile and wiped when you close down .

2. rom is also a storage device .however it is not volatile. it also is only readable.

3. rom stands for READ ONLY MEMORY and ram stands for RANDOM ACCESS MEMORY.